1. What if I ran for Congress?

2. What if I run for Congress?

3. What if you were very rich?

4. What if you are very rich?

5. What if you had been very rich?

(Which one is grammatical? Are #1 and #2 in subjunctive mood? Are they talking about the past or the present/ the future?)

1 answer

1 is not in subjunctive.
2 is in subjunctive.
3 is in subjunctive.
4 is just plain incorrect!
5 is in subjunctive, in the past perfect.
All are sentence fragments.